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authorJani Nikula <jani.nikula@intel.com>2012-10-25 03:57:38 -0400
committerDaniel Vetter <daniel.vetter@ffwll.ch>2012-10-26 11:44:29 -0400
commite86b618547bb0c7db96aa70491112f032b3bec1c (patch)
treeb8fd405cc5ea13144e4f6e719499f5dff8ec9cf0 /drivers/gpu
parentb6e0e543f75729f207b9c72b0162ae61170635b2 (diff)
drm/i915: be less verbose about inability to provide vendor backlight
commit 28dcc2d60cb570d9f549c329b2f51400553412a1 Author: Jani Nikula <jani.nikula@intel.com> Date: Mon Sep 3 16:25:12 2012 +0300 drm/i915: do not expose a dysfunctional backlight interface to userspace prevents backlight interface creation if the BIOS has not set the backlight PWM CTL registers that contain the max PWM value. It's apparently normal on those machines, so demote the message about it to debug level. Reported-by: Orion Poplawski <orion@cora.nwra.com> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=56330 Signed-off-by: Jani Nikula <jani.nikula@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/i915/intel_panel.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index e019b2369861..e2aacd329545 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -435,7 +435,7 @@ int intel_panel_setup_backlight(struct drm_device *dev)
435 props.type = BACKLIGHT_RAW; 435 props.type = BACKLIGHT_RAW;
436 props.max_brightness = _intel_panel_get_max_backlight(dev); 436 props.max_brightness = _intel_panel_get_max_backlight(dev);
437 if (props.max_brightness == 0) { 437 if (props.max_brightness == 0) {
438 DRM_ERROR("Failed to get maximum backlight value\n"); 438 DRM_DEBUG_DRIVER("Failed to get maximum backlight value\n");
439 return -ENODEV; 439 return -ENODEV;
440 } 440 }
441 dev_priv->backlight = 441 dev_priv->backlight =